#include<stdlib.h>
#include<time.h>
#include<stdio.h>
#define Row 9
#define Line 9
#define Rows Row+2
#define Lines Row+2
#define minenumber 80
void init(char board[Rows][Lines], int row, int line, char ret);
void Printf(char board[Rows][Lines],int row,int line);
void setmine(char mine[Rows][Lines], int row, int line);
void findmine(char mine[Rows][Lines],char show[Rows][Lines], int row, int line);
